Home / 44,121.36-66,190.20-14,540.40

Finding the Fourth Proportional to 44,121.36, 66,190.20 and 14,540.40

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Solution

The fourth proportional to 44,121.36, 66,190.20 and 14,540.40 is: 21,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,121.36 : 66,190.20 = 14,540.40 : x
  2. Step 2: Convert to fraction form
    44,121.36/66,190.20 = 14,540.40/x
  3. Step 3: Cross multiply
    44,121.36x = 66,190.20 × 14,540.40
  4. Step 4: Simplify right side
    44,121.36x = 962,431,984.08
  5. Step 5: Solve for x
    x = 962,431,984.08/44,121.36
  6. Step 6: Final answer
    x = 21,813.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.